Quiz: The World's Most Stunning Sites

Whether it's a natural wonder or the site of a historic event, millions of people each year travel from all over to visit these interesting places. Test your knowledge on the landmarks that draw the world's biggest crowds.

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Question 1 of 20

How long is the Great Wall of China?

50 miles (80 km)

more than 4,000 miles (6,437 km)

It wouldn't be so great if it were only 50 miles (80 km) long, now would it? Try more than 4,000 miles (6,437 km) long -- now that's pretty great.

more than 3,000 miles (4,828 km)

Question 2 of 20

How many miles does Australia's Great Barrier Reef span?

more than 1,600 miles (2,574 km)

One of the seven natural world wonders, the reef that stretches along Australia's northeast coast is more than 1,600 miles (2,574 km) long.

more than 1,800 miles (2,896 km)

more than 2,000 miles (3,218 km)

Question 3 of 20

What year was New York's Empire State Building completed?

1940

1937

1931

A speedy project, the Empire State Building broke ground in January 1930 and was completed in under 16 months, in May 1931.

Question 4 of 20

What famous wealthy family built the historic Biltmore House near Asheville, N.C.?

Vanderbilt

Nope, it wasn't the Gettys or the Biltmores (a red herring). The Biltmore House was the brainchild of George Washington Vanderbilt.

Getty

Biltmore

Question 5 of 20

What American president made a historic speech in Gettysburg, Penn.?

Barack Obama

John Adams

Abraham Lincoln

One of the most quoted speeches in American history, the Gettysburg Address was not seen as a success at the time. But Abraham Lincoln's words on that November day in 1863 ring true years later.

Question 6 of 20

What famous landmark is located in Milan, Ohio?

birthplace of inventor Thomas Edison

Though he may be more well known as the "Wizard of Menlo Park," Thomas Edison wasn't born in New Jersey. He was actually born in Milan, Ohio in 1847.

site of the first racially integrated elementary school

birthplace of football coach Vince Lombardi

Question 7 of 20

Where is the oldest London Bridge located?

London, England

Lake Havasu City, Arizona

In 1968, the oldest surviving London Bridge was sold for $2.4 million and moved to Lake Havasu City in Arizona.

Birmingham, England

Question 8 of 20

The Leaning Tower of Piza in Italy finally stopped sinking in ______.

2008

After 18 years of work to stabilize the tower, it was finally declared "finished" in May 2008.

1927

It's still sinking.

Question 9 of 20

For how many years did the Great Pyramid of Giza stand as the world's tallest man-made structure?

5,200 years

3,800 years

Originally the Great Pyramid was 280 cubits tall -- that's about 479 feet (144.78 meters). Because of erosion, these days it stands at about 452 feet (137.76 meters). It was the world's tallest man-made structure for an impressive 3,800 years.

1,200 years

Question 10 of 20

The world-famous Statue of Liberty was built in what city?

Paris, France

While the base was built on Ellis Island in New York, the statue itself was built in Paris as a gift to the United States and assembled once it reached its final destination.